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h1{margin:0;color:var(--ink);font-size:clamp(2rem,4vw,3rem)}.billing-guest-state p{margin:0;color:var(--muted);font-size:1.05rem}.billing-guest-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.billing-modal-backdrop{position:fixed;inset:0;z-index:80;background:rgba(15,23,42,.18);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.billing-modal{position:absolute;inset:0;overflow:hidden;background:#f3f6fb}.billing-modal-close{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:0;border-radius:999px;background:transparent;color:#61708a;font-size:1.05rem;font-weight:700;cursor:pointer;transition:background .16s ease,color .16s ease}.billing-modal-close:hover{background:rgba(97,112,138,.1);color:#182033}.billing-editor-shell{display:grid;grid-template-rows:auto 1fr;height:100vh;overflow:hidden}.billing-editor-header{position:-webkit-sticky;position:sticky;top:0;z-index:5;display:grid;grid-template-columns:minmax(220px,1fr) minmax(520px,760px) minmax(220px,1fr);align-items:center;grid-gap:10px;gap:10px;min-height:52px;padding:4px 16px;border-bottom:1px solid #dbe3ef;background:rgba(243,246,251,.94);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.billing-editor-header-main{display:flex;align-items:center;justify-content:center;min-width:0;grid-column:2;align-self:stretch;height:100%}.billing-editor-header-copy{display:grid;align-items:center;align-content:center;justify-items:start;grid-gap:2px;gap:2px;color:var(--ink);min-height:28px}.billing-editor-header-copy strong{font-size:.9rem;font-weight:700;color:#41506d}.billing-editor-header .billing-preview-kicker{font-size:.68rem;letter-spacing:.12em;color:#7383a4}.billing-modal-close{justify-self:end;align-self:center;grid-column:3}.billing-error-banner-modal{margin:12px 24px 0}.billing-editor-main{display:grid;grid-template-columns:430px minmax(0,1fr);min-height:0;overflow:hidden}.billing-editor-sidebar{padding:14px 14px 18px 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#d7deea;border-radius:14px;background:#ffffff;color:var(--ink);font-size:1.25rem;cursor:pointer}.client-selector-add:hover{border-color:#c7d3e7}.client-selector-popover{position:absolute;top:calc(100% - 6px);left:0;right:0;z-index:4;display:grid;grid-gap:8px;gap:8px;padding:10px;border:1px solid #d7deea;border-radius:18px;background:#ffffff;box-shadow:0 18px 36px rgba(15,23,42,.08)}.client-selector-option,.client-selector-summary{display:grid;grid-gap:4px;gap:4px;padding:12px 14px;border-radius:14px;text-align:left}.client-selector-option{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;border:0;background:#f7f9fc}.client-selector-option.is-selected{background:#eef2ff}.client-selector-option-main{display:grid;grid-gap:4px;gap:4px;padding:0;border:0;background:transparent;text-align:left;cursor:pointer}.client-selector-edit{min-height:36px;padding:0 12px;border:1px solid #d7deea;border-radius:12px;background:#ffffff;color:var(--text);font-weight:600;cursor:pointer}.billing-client-hydration-hint,.client-selector-empty,.client-selector-option span,.client-selector-summary span{color:var(--muted)}.client-selector-empty{padding:10px 12px}.client-selector-summary{border:1px solid #dbe3ef;background:#fbfcfe}.billing-client-hydration-hint{font-size:.92rem}.billing-submodal-backdrop{position:fixed;inset:0;z-index:90;display:grid;place-items:center;padding:24px;background:rgba(15,23,42,.28);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.billing-submodal{width:min(760px,100%);max-height:min(88vh,920px);overflow:hidden;border-radius:24px;background:#f7f9fc;box-shadow:0 28px 60px rgba(15,23,42,.2)}.billing-submodal-client{width:min(820px,calc(100vw - 40px));border:1px solid rgba(171,186,211,.42);border-radius:30px;background:rgba(251,252,255,.98);box-shadow:0 34px 82px rgba(15,23,42,.18)}.billing-submodal-scroll{max-height:min(88vh,920px);overflow-y:auto;padding:24px;border-radius:inherit}.billing-submodal-scroll-client{padding:20px 0 0}.billing-submodal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}.billing-submodal-header h2{margin:6px 0 0;font-size:1.65rem}.billing-submodal-close{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:0;border-radius:0;background:transparent;color:#61708a;font-size:1.1rem;font-weight:700;cursor:pointer;transition:color .18s ease,transform .18s ease}.billing-submodal-close:hover{color:#1a2437;transform:translateY(-1px)}.billing-submodal-body{display:grid;grid-gap:18px;gap:18px}.billing-submodal-body-client{gap:26px;padding:0 30px 30px}.billing-error-banner-client{margin:0 30px 6px}.billing-inline-search{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:10px;gap:10px;margin-bottom:12px}.billing-inline-search-client{align-items:stretch;gap:12px;margin-bottom:18px}.billing-inline-search-client .secondary-button{min-height:58px}.billing-modal-divider{display:flex;align-items:center;justify-content:center;gap:14px;margin:14px 0}.billing-modal-divider-client{margin:24px 0 18px}.billing-modal-divider:after,.billing-modal-divider:before{content:"";flex:1 1;border-top:1px solid #dbe3ef}.billing-modal-divider span{flex:0 0 auto;background:transparent;color:var(--muted);text-transform:uppercase;font-size:.76rem;font-weight:700;letter-spacing:.14em}.billing-editor-sidebar .billing-panel,.billing-modal-form .billing-panel{background:rgba(255,255,255,.98);box-shadow:none;border-radius:20px}.billing-panel-compact{gap:14px}.billing-panel-client-search,.billing-panel-emitter,.billing-panel-emitter-modal{background:transparent;box-shadow:none;border:none}.billing-panel-client-search{gap:0;padding:0;border-radius:0}.billing-panel-emitter,.billing-panel-emitter-modal{border-radius:0}.billing-submodal-header-actions{justify-content:flex-end}.billing-emitter-actions{display:flex;align-items:center;gap:10px}.billing-emitter-actions-column{align-items:flex-end}.billing-emitter-summary-card{display:grid;grid-gap:12px;gap:12px;padding:18px;border-radius:18px;background:rgba(255,255,255,.92);justify-items:start;text-align:left}.billing-emitter-summary-card .ghost-button{width:100%;justify-self:stretch}.billing-emitter-summary-card strong{color:var(--text)}.billing-emitter-summary-list{display:grid;grid-gap:10px;gap:10px}.billing-emitter-summary-item{display:grid;grid-gap:4px;gap:4px}.billing-emitter-summary-item span{font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--soft)}.billing-emitter-summary-item strong{font-size:.98rem;font-weight:600}.billing-empty-profile-state{display:grid;grid-gap:12px;gap:12px;padding:18px;border:1px dashed #c8d3e3;border-radius:18px;background:#ffffff}.billing-empty-profile-state strong{color:var(--ink)}.billing-client-search-head{gap:12px;margin-bottom:18px}.billing-client-search-head h2{font-size:clamp(2rem,3.2vw,3rem);letter-spacing:-.04em;line-height:.98}.billing-client-search-head p{max-width:640px;font-size:1.02rem;line-height:1.65}.billing-client-search-input{min-height:58px;border:1px solid rgba(161,176,202,.44);border-radius:18px;background:rgba(255,255,255,.96);padding:0 20px;box-shadow:inset 0 1px 0 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var(--line);border-radius:16px;background:rgba(255,255,255,.98);box-shadow:0 18px 32px rgba(16,24,40,.14)}.billing-address-result{display:grid;grid-gap:4px;gap:4px;padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.82);text-align:left;cursor:pointer}.billing-address-result.is-active{border-color:rgba(60,70,233,.24);background:rgba(60,70,233,.08)}.billing-address-result span{color:var(--muted)}.billing-address-field{position:relative}.billing-address-field input{padding-right:44px}.billing-address-loading{position:absolute;top:43px;right:14px;width:18px;height:18px;border:2px solid rgba(60,70,233,.18);border-top:2px solid var(--accent);border-radius:50%;animation:billing-address-spin .7s linear infinite}@keyframes billing-address-spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.billing-empty-profile-state p{margin:0;color:var(--muted)}.billing-inline-feedback{padding:12px 14px;border-radius:14px;font-size:.94rem;font-weight:600}.billing-inline-feedback-success{background:rgba(24,163,110,.12);color:#18754f}.billing-inline-feedback-error{background:rgba(201,59,59,.12);color:#b03838}.billing-emitter-summary{padding:8px 12px;border-radius:999px;background:#edf2fa;color:#30405a;font-size:.84rem;font-weight:700;white-space:nowrap}.billing-switch-field{gap:10px}.billing-switch{display:inline-flex;align-items:center;gap:12px;width:100%;min-height:52px;padding:10px 12px;border:1px solid #d7deea;border-radius:16px;background:#ffffff;color:var(--ink);cursor:pointer;transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}.billing-switch:hover{border-color:#bfcbe0}.billing-switch:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(107,118,255,.16)}.billing-switch-track{position:relative;flex:0 0 48px;width:48px;height:28px;border-radius:999px;background:#d6deea;transition:background .18s ease}.billing-switch-thumb{position:absolute;top:4px;left:4px;width:20px;height:20px;border-radius:50%;background:#ffffff;box-shadow:0 4px 12px rgba(15,23,42,.18);transition:transform .18s ease}.billing-switch-copy{font-size:.95rem;font-weight:700}.billing-switch.is-active{border-color:rgba(107,118,255,.3);background:rgba(107,118,255,.04)}.billing-switch.is-active .billing-switch-track{background:#6b76ff}.billing-switch.is-active .billing-switch-thumb{transform:translateX(20px)}.billing-item-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;color:var(--muted);font-size:.92rem}.billing-inline-actions{display:flex;justify-content:flex-start}.billing-inline-actions .ghost-button{min-height:40px;padding:0 16px}.billing-step-actions{display:flex;justify-content:space-between;gap:12px;padding:4px 0 12px}.billing-step-actions .ghost-button,.billing-step-actions .primary-button,.billing-step-actions .secondary-button{min-width:180px}.billing-preview-document{background:#151b27;border:1px solid rgba(255,255,255,.08);box-shadow:none}.billing-preview-toolbar{display:flex;align-items:center;justify-content:flex-end;gap:12px;padding:0 2px}.billing-preview-toolbar h2{margin:0;color:var(--ink);font-size:1.5rem}.billing-preview-toolbar-meta{display:grid;grid-gap:2px;gap:2px;text-align:right}.billing-preview-toolbar-meta strong{font-size:1.28rem;color:var(--ink)}.billing-preview-toolbar-meta span{color:var(--muted)}.billing-pdf-viewer-shell{min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr);grid-gap:8px;gap:8px;padding:8px 8px 10px;border:1px solid #dbe3ef;border-radius:20px;overflow:hidden;background:linear-gradient(180deg,#eef3f9,#e8eef6)}.billing-document-workspace{display:grid;align-content:stretch}.billing-preview-zoom-bar{display:flex;align-items:center;justify-content:flex-end;gap:10px;min-height:28px;padding:0 4px}.billing-preview-zoom-bar 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0;color:#667085;font-size:9px}.invoice-preview-table-row>span,.invoice-preview-table-row>strong{display:block}.invoice-preview-table-row>strong:last-child{text-align:right}.invoice-preview-summary{display:grid;grid-template-columns:1.3fr .9fr;grid-gap:28px;gap:28px;margin-bottom:22px}.invoice-preview-totals{margin-left:auto;width:220px}.invoice-preview-totals strong{min-width:86px;text-align:right}.invoice-preview-totals .is-grand-total{margin-top:8px;padding-top:10px;border-top:1.5px solid #111827;font-size:12px}.invoice-preview-legal{margin-top:0;padding-top:14px;border-top:1px solid #d7deea}.invoice-preview-footer-wrap{margin-top:auto;padding-top:18px}.invoice-preview-footer{margin-top:10px;padding-top:10px;border-top:1px solid #e5e7eb;font-size:8.5px}.billing-actions-modal{margin-top:0;align-self:end;justify-content:flex-end;padding:8px 6px}@keyframes billingStepIn{0%{opacity:0;transform:translateX(14px)}to{opacity:1;transform:translateX(0)}}@media 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1fr;min-height:340px;overflow:hidden;border:1px solid rgba(16,24,40,.08);border-radius:24px 24px 0 0;background:#ffffff;box-shadow:0 20px 50px rgba(16,24,40,.08)}html[data-theme=dark] .empty-state,html[data-theme=dark] .hero-app-mockup,html[data-theme=dark] .metric-card,html[data-theme=dark] .panel,html[data-theme=dark] .pricing-card,html[data-theme=dark] .result-card,html[data-theme=dark] .tool-statement,html[data-theme=dark] .value-calc-board,html[data-theme=dark] .value-calc-display,html[data-theme=dark] .value-display-card,html[data-theme=dark] .value-post-card{background:var(--panel);box-shadow:var(--shadow)}html[data-theme=dark] .mockup-sidebar{background:#0d1726}html[data-theme=dark] .download-link,html[data-theme=dark] .ghost-button,html[data-theme=dark] .input-shell textarea,html[data-theme=dark] .mockup-main,html[data-theme=dark] .text-link,html[data-theme=dark] .value-metric input{background:var(--panel-soft)}html[data-theme=dark] .value-display-note{background:rgba(107,118,255,.12)}html[data-theme=dark] .value-handle-combo,html[data-theme=dark] .value-handle-field,html[data-theme=dark] .value-network-picker,html[data-theme=dark] .value-profile-strip,html[data-theme=dark] .value-result-card{background:var(--panel-soft)}html[data-theme=dark] .mockup-row.is-head{background:rgba(255,255,255,.03)}.mockup-sidebar{display:grid;align-content:start;grid-gap:16px;gap:16px;padding:18px 18px 24px;border-right:1px solid rgba(16,24,40,.08);background:#f7f9fc}.mockup-sidebar span{display:block;width:100%;height:10px;border-radius:999px;background:#d9dfeb}.mockup-sidebar .mockup-logo-dot{width:24px;height:24px;border-radius:8px;background:linear-gradient(135deg,#f271d8,#5965f3)}.mockup-sidebar .is-active{background:#5c66f0}.mockup-main{display:grid;grid-template-rows:auto 1fr;background:linear-gradient(180deg,#fff,#fcfdff)}.mockup-topbar{display:flex;align-items:center;justify-content:space-between;padding:18px 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p{max-width:30ch;margin-inline:auto;line-height:1.85}.tool-corner-tag{position:absolute;top:18px;right:18px;display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 15px;border:1px solid #d94a5d;border-radius:14px;background:#eb5a6e;box-shadow:0 12px 24px rgba(235,90,110,.18);color:#ffffff;font-size:.82rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;transform:rotate(10deg);transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.tool-corner-tag:hover{transform:rotate(10deg) scale(1.04);box-shadow:0 16px 28px rgba(235,90,110,.24);background:#df4c61}.text-link,.tool-badge{min-height:48px;padding:0 18px;border-radius:14px;font-weight:700}.text-link{color:var(--accent);border:2px solid rgba(60,70,233,.18);background:rgba(60,70,233,.04)}.tool-badge{background:#eef1ff;color:var(--accent)}.pricing-section{text-align:center}.pricing-head{margin-bottom:20px}.pricing-head p{max-width:42ch;margin:0 auto;color:var(--muted);font-size:1.02rem;line-height:1.7}.pricing-toggle{display:inline-flex;align-items:center;gap:6px;margin:0 auto 34px;padding:6px;border-radius:999px;background:rgba(255,255,255,.82);box-shadow:var(--shadow)}.pricing-toggle button{display:inline-flex;align-items:center;justify-content:center;min-width:96px;min-height:42px;padding:0 16px;border:0;border-radius:999px;background:transparent;color:var(--muted);font-size:.84rem;font-weight:700;text-transform:uppercase;cursor:pointer}.pricing-toggle .is-active{background:var(--accent);color:#fff}.pricing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:26px;gap:26px;align-items:stretch;max-width:1020px;margin:0 auto}.pricing-card{position:relative;display:grid;grid-gap:18px;gap:18px;padding:34px 30px;border-radius:28px;background:rgba(255,255,255,.94);box-shadow:var(--shadow);text-align:left}.pricing-card-hover{transition:transform .18s ease,box-shadow .18s ease,border-color .18s 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p{margin:0;color:var(--muted);line-height:1.7}.pricing-card-featured p{color:rgba(255,255,255,.9)}.pricing-card-featured .pricing-caption{color:rgba(255,255,255,.88)}.pricing-features{display:grid;grid-gap:12px;gap:12px;margin:0;padding:0;list-style:none}.pricing-features li{display:inline-flex;align-items:center;gap:10px}.pricing-features li:before{content:"✓";display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:999px;background:rgba(60,70,233,.08);color:var(--accent);font-size:.78rem;font-weight:800}.pricing-card-featured .pricing-features li:before{background:rgba(255,255,255,.22);color:#fff}.pricing-button{width:100%;margin-top:6px}.auth-shell{min-height:calc(100vh - 88px);display:grid;place-items:center;padding:40px 20px 60px}.auth-shell-signup{padding-top:56px}.auth-stage{width:min(1180px,100%);display:grid;grid-template-columns:minmax(320px,.9fr) 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